Touchscreen instrument



FIG. 1 is a perspective view of the touchscreen instrument showing a first embodiment of our new and ornamental design;

FIG. 2 is a front view thereof;

FIG. 3 is back view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof;

FIG. 8 is a perspective view of the touchscreen instrument showing a second embodiment thereof;

FIG. 9 is a front view thereof;

FIG. 10 is a top view thereof; and,

FIG. 11 is an alternate perspective view thereof.

The broken lines in the drawings illustrate portions of the touchscreen instrument that form no part of the claimed design. 

CLAIM The ornamental design for a touchscreen instrument, as shown and described. 